8406459 has 6 divisors (see below), whose sum is σ = 12142676. Its totient is φ = 5604300.

The previous prime is 8406439. The next prime is 8406473. The reversal of 8406459 is 9546048.

8406459 is a `hidden beast` number, since 8 + 4 + 0 + 645 + 9 = 666.

It is not a de Polignac number, because 8406459 - 2¹¹ = 8404411 is a prime.

It is a Duffinian number.

8406459 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8406439) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 467017 + ... + 467034.

Almost surely, 2^8406459 is an apocalyptic number.

8406459 is a deficient number, since it is larger than the sum of its proper divisors (3736217).

8406459 is a wasteful number, since it uses less digits than its factorization.

8406459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934057 (or 934054 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 8406459 is about 2899.3894184811. The cubic root of 8406459 is about 203.3313604276.

The spelling of 8406459 in words is "eight million, four hundred six thousand, four hundred fifty-nine".